upper-paleozoic 上古生界
the upper Paleozoic 上古生界
upper paleozoic coal 上古生界煤
upper paleozoic gas 上古生界天然气
upper paleozoic tectonic 上古生界构造
Ordos basin, which located at the west part of North China platform, is a large-scale superimposed Craton basin. Upper Paleozoic gas-bearing system is coal origin gas-bearing system which have characteristics of self-generation, self-reservoir and self-coverage.
鄂尔多斯盆地是位于华北地台西部的大型克拉通叠合盆地，上古生界的含气系统是具有自生、自储、自盖特点的煤成气含气系统。
参考来源 - 鄂尔多斯盆地东北部山西组高分辨层序地层及沉积微相研究特征研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Ordos basin is one of the most potential gas reservoir region in China and Upper Paleozoic is the important exploration horizon.
鄂尔多斯盆地是中国天然气勘探最有潜力的盆地之一，鄂北地区是目前上古生界天然气气藏分布的主要地区。
Upper Paleozoic natural gas reservoir of Ordos Basin consists of low-permeability sandstone which bears typical secondary porosity.
鄂尔多斯盆地上古生界天然气储集体是一套以次生孔隙为主的低渗透砂岩。
During the Upper Paleozoic in Huabei there were 3 main times of sea level eustacy which caused different deposits in research area.
华北晚古生代经历了3次大的海平面升降旋回，不同海侵事件在研究区内留下了不同的沉积纪录。
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